040000 tree 99d4ff8373e5d46432abfba5c3a7856fec78ccab	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree c3fe8c86e2a275e875f4ca49cd8292612f9738c5	proto
040000 tree 316db8d27a7deec4c00ca25990554146b7470624	types